Home / 4,383.64-6,576-1,786.24

Finding the Fourth Proportional to 4,383.64, 6,576 and 1,786.24

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Solution

The fourth proportional to 4,383.64, 6,576 and 1,786.24 is: 2,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,383.64 : 6,576 = 1,786.24 : x
  2. Step 2: Convert to fraction form
    4,383.64/6,576 = 1,786.24/x
  3. Step 3: Cross multiply
    4,383.64x = 6,576 × 1,786.24
  4. Step 4: Simplify right side
    4,383.64x = 11,746,314.24
  5. Step 5: Solve for x
    x = 11,746,314.24/4,383.64
  6. Step 6: Final answer
    x = 2,679.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.